U.S. Coast Guard Capt. Ken Harman, a flight surgeon deployed in support of the J2F-4 Grumman Duck joint recovery mission, adjusts the plastic edging of his solar snow melter, on a glacier near Koge Bay, Greenland, Aug. 16, 2013. Harman’s solar snow melter provides the expedition team with a local supply of fresh glacier water for drinking and cooking. U.S. Coast Guard photo by Petty Officer 2nd Class Jetta H. Disco.